Atlantic Blockading Squadron

The Atlantic Blockading Squadron was a unit of the United States Navy created in the early days of the American Civil War to enforce the Union blockade of the ports of the Confederate States. It was formed in 1861 and split up the same year for the creation of the North Atlantic Blockading Squadron and the South Atlantic Blockading Squadron. History American Civil War Following President Abraham Lincoln’s proclamation of a blockade of Southern ports on April 19, 1861, the Navy Department found it necessary to subdivide the territory assigned to the Home Squadron. This resulted in the creation of the Coast Blockading Squadron and the Gulf Blockading Squadron in early May 1861.